Patent · US Active

Method for fabricating a transistor including a polysilicon layer formed using two annealing processes

US8247316B2 · kind B2 · utility

0Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 2010
Grant dateAug 21, 2012
Priority date
Expiry dateJul 15, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10K59/12
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A transistor includes a substrate, an active region including a source region, a channel region, and a drain region which are crystallized using an SGS crystallization method and are formed on the substrate so that a grain size of a first annealed portion and a second annealed portion are different from each other, a gate insulating layer formed on the active region, and a gate electrode formed on the gate insulating layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.